Question

Okay so I'm a little confused on how this works so I would really appreciate someone helping me figure this out before my big test on it. Any help at all would be great!

Write the symbol for the ion formed when each element gains electrons and attains a noble-gas electron configuration.
a. Br - H1+
b. H - As3
c. Se – Se2

Answer 1

i looked on google cuz i was a lil stumped myself, and it looks like the answer is a. I couldnt find how to solve the equations, sorry